General

  • Target

    3d9944fadf6c7c728f797cc56bed01e2c590e767239e04fcd007306e7bf0a419

  • Size

    813KB

  • Sample

    220521-ay91tabae7

  • MD5

    c2b2d22d361a86ea2aa8b0effd629005

  • SHA1

    fc8484f056cfbfd13a8f12749c5eb20018ce1b2a

  • SHA256

    3d9944fadf6c7c728f797cc56bed01e2c590e767239e04fcd007306e7bf0a419

  • SHA512

    516fee8eec52199b408f401374a816f82c84984260b3dcd81d7c3ea9e5a2f659d278f2b52c05d5c5f109020a373507769d18021d3e8a5926915b5381792bdef5

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\AEF946DCB4\Log.txt

Family

masslogger

Ransom Note
<|| v2.1.0.0 ||> User Name: Admin IP: 127.0.0.1 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 2:57:46 AM MassLogger Started: 5/21/2022 2:57:31 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Anti Markietng Purchase Order Sheets.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| USB Spread ||> Disabled <|| Downloader ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> Disabled

Targets

    • Target

      Anti Markietng Purchase Order Sheets.exe

    • Size

      1.0MB

    • MD5

      879f8158a062005bd3976a45233f8c69

    • SHA1

      d6c3f71339d930006117125c007e2ea199e221f6

    • SHA256

      3f97dfbae448b3eb28d6f08f666029037d890dc94dbce0e372b4dd2a63fd037f

    • SHA512

      306f0f81cc26e2108ab1270be6eb9f1842539079ea174e471a0019b97078df54f257e735cde6d2e076373473d4612bf5f0835e00a963da7b0999fceb216931d9

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks